Latest Wearables Technical Articles

Introduction to Pressure Transducers

Learn about pressure transducers: devices used in a variety of industrial, medical, automotive, and consumer applications to sense pressure and convert it into electrical energy.

one day ago by Robert Keim

Bluetooth LE: Security Modes and Procedures Explained

In Bluetooth LE (BLE), security is a multifaceted beast. Learn the three main security modes of BLE, along with five critical BLE security procedures.

September 24, 2023 by Nthatisi Hlapisi

Understanding Bluetooth LE Pairing—Step by Step

Pairing is an important concept in Bluetooth LE. Let’s examine the fundamentals of Bluetooth LE pairing, outlining how LE devices securely share keys between trusted devices.

September 10, 2023 by Nthatisi Hlapisi

ATT and GATT—How Bluetooth LE Devices Store Data

Learn how ATT and GATT protocols help Bluetooth LE devices store and manage data, making it easier for connected devices to work together seamlessly.

July 21, 2023 by Nthatisi Hlapisi

Vulnerabilities and Attacks on Bluetooth LE Devices—Reviewing Recent Info

To understand known vulnerabilities and attacks on Bluetooth LE devices, we review some studies from the past 4+ years.

July 16, 2023 by Nthatisi Hlapisi

Electrochromic and Electrophoretic Technologies Shine in Low-Power Displays

Ultra-thin, flexible, and low-power displays support wireless, IoT, and energy-harvesting applications that continue to bring intelligence to more products. This article examines two of the most popular low-power reflective display technologies—electrochromic and electrophoretic.

July 02, 2023 by Dale Wilson

Securing BLE Connections—An Overview of the Security Protocol

Learn about Bluetooth LE's security features and tools, how to use them, and understand how they keep connections secure.

June 23, 2023 by Nthatisi Hlapisi

Exploring the Basics of Bluetooth Low Energy: A Beginners Guide To BLE

Learn about the Bluetooth low energy (BLE) wireless communication protocol, namely its features, protocol stack, and how it communicates with devices.

February 19, 2023 by Nthatisi Hlapisi

Is Assembly Language Still Relevant for Embedded Software Development?

As embedded systems continue to evolve, you might wonder: should I learn assembly language for embedded software development? Learn the answer in this article.

November 06, 2022 by Darby Hewitt

Introduction to Allan Variance—Non-overlapping and Overlapping Allan Variance

Learn about non-overlapping and overlapping Allan variance and how the Allan variance curve can be used to identify different types of random errors present in a signal.

July 08, 2022 by Dr. Steve Arar

What Is a Magnetometer?

Learn the basics of magnetometers, including their relation to hysteresis curves and their applications.

March 19, 2021 by Ignacio de Mendizábal

The Incredible Shrinking Resistor: The Advantages and Drawbacks of Ever-Smaller Components

The advantages and disadvantages of ever-shrinking components.

April 19, 2019 by Matthew Cook

How to Choose Microcontroller Peripherals for Digital Signal Processing Applications

This article continues a discussion of microcontroller features and characteristics that are particularly important when you’re thinking in terms of DSP capabilities.

April 08, 2019 by Robert Keim

How to Read a Microcontroller Datasheet: Introduction and First Steps

MCU datasheets sometimes present an overwhelming abundance of facts, figures, and specs. This practical, step-by-step guide will help you to identify and extract the information that you need.

April 01, 2019 by Robert Keim